package com.lhq.gulimall.product.exception;

import com.lhq.common.exception.BizCodeEnum;
import com.lhq.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 *
 * 集中处理所有异常
 *
 * @author lianghanqiang
 * @CLass GulimallExceptionControllerAdvice
 * @create 2022/12/11
 */
@Slf4j
@RestControllerAdvice(basePackages = "com.lhq.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题{},异常类型：{}",e.getMessage(),e.getClass());
        BindingResult result = e.getBindingResult();
        Map<String, String> map = new HashMap<>();
        result.getFieldErrors().forEach(item -> {
            String defaultMessage = item.getDefaultMessage();
            String field = item.getField();
            map.put(field, defaultMessage);
        });
        return R.error(BizCodeEnum.VALID_EXCEPTION.getCode(), BizCodeEnum.VALID_EXCEPTION.getMsg()).put("data",map);
    }

    @ExceptionHandler(value = Exception.class)
    public R handleException(Exception e){
        log.error("错误：", e);
        return R.error(BizCodeEnum.UNKNOW_EXCEPTION.getCode(),BizCodeEnum.UNKNOW_EXCEPTION.getMsg());
    }


}
